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Test pointer, c string and character formatting.

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This commit is contained in:
Victor Zverovich
2012-12-10 13:30:06 -08:00
parent d73306bdce
commit d599e3b262
2 changed files with 61 additions and 32 deletions
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format_test.cc
+39 -25
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@@ -42,7 +42,7 @@ using fmt::FormatError;
} else if (actual_message != message) {\
gtest_msg.value = \
"Expected: " #statement " throws an exception of type " \
#expected_exception " with message \"" message "\"."; \
#expected_exception "."; \
goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
} \
} else \
@@ -258,19 +258,27 @@ TEST(FormatterTest, Precision) {
FormatError, "precision specifier requires floating-point argument");
}
template <typename T>
void CheckUnknownTypes(
const T &value, const char *types, const char *type_name) {
char format[256], message[256];
const char *special = ".0123456789}";
for (int c = CHAR_MIN; c <= CHAR_MAX; ++c) {
if (std::strchr(types, c) || std::strchr(special, c) || !c) continue;
sprintf(format, "{0:1%c}", c, type_name);
if (std::isprint(c))
sprintf(message, "unknown format code '%c' for %s", c, type_name);
else
sprintf(message, "unknown format code '\\x%02x' for %s", c, type_name);
EXPECT_THROW_MSG(Format(format) << value, FormatError, message)
<< format << " " << message;
}
}
TEST(FormatterTest, FormatInt) {
EXPECT_THROW_MSG(Format("{0:v") << 42,
FormatError, "unmatched '{' in format");
EXPECT_THROW_MSG(Format("{0:v}") << 42,
FormatError, "unknown format code 'v' for integer");
EXPECT_THROW_MSG(Format("{0:c}") << 42,
FormatError, "unknown format code 'c' for integer");
EXPECT_THROW_MSG(Format("{0:e}") << 42,
FormatError, "unknown format code 'e' for integer");
EXPECT_THROW_MSG(Format("{0:f}") << 42,
FormatError, "unknown format code 'f' for integer");
EXPECT_THROW_MSG(Format("{0:g}") << 42,
FormatError, "unknown format code 'g' for integer");
CheckUnknownTypes(42, "doxX", "integer");
}
TEST(FormatterTest, FormatDec) {
@@ -342,14 +350,7 @@ TEST(FormatterTest, FormatOct) {
}
TEST(FormatterTest, FormatDouble) {
EXPECT_THROW_MSG(Format("{0:c}") << 1.2,
FormatError, "unknown format code 'c' for double");
EXPECT_THROW_MSG(Format("{0:d}") << 1.2,
FormatError, "unknown format code 'd' for double");
EXPECT_THROW_MSG(Format("{0:o}") << 1.2,
FormatError, "unknown format code 'o' for double");
EXPECT_THROW_MSG(Format("{0:x}") << 1.2,
FormatError, "unknown format code 'x' for double");
CheckUnknownTypes(1.2, "eEfFgG", "double");
EXPECT_EQ("0", str(Format("{0:}") << 0.0));
EXPECT_EQ("0.000000", str(Format("{0:f}") << 0.0));
EXPECT_EQ("392.65", str(Format("{0:}") << 392.65));
@@ -376,17 +377,28 @@ TEST(FormatterTest, FormatLongDouble) {
}
TEST(FormatterTest, FormatChar) {
EXPECT_EQ("a*b", str(Format("{0}{1}{2}") << 'a' << '*' << 'b'));
CheckUnknownTypes('a', "c", "char");
EXPECT_EQ("a", str(Format("{0}") << 'a'));
EXPECT_EQ("z", str(Format("{0:c}") << 'z'));
}
TEST(FormatterTest, FormatCString) {
CheckUnknownTypes("test", "s", "string");
EXPECT_EQ("test", str(Format("{0}") << "test"));
EXPECT_EQ("test", str(Format("{0:s}") << "test"));
}
TEST(FormatterTest, FormatPointer) {
CheckUnknownTypes(reinterpret_cast<void*>(0x1234), "p", "pointer");
EXPECT_EQ("0x0", str(Format("{0}") << reinterpret_cast<void*>(0)));
EXPECT_EQ("0x1234", str(Format("{0}") << reinterpret_cast<void*>(0x1234)));
EXPECT_EQ("0x1234", str(Format("{0:p}") << reinterpret_cast<void*>(0x1234)));
}
TEST(FormatterTest, FormatString) {
EXPECT_EQ("test", str(Format("{0}") << std::string("test")));
}
TEST(FormatterTest, FormatPointer) {
EXPECT_EQ("0x0", str(Format("{0}") << reinterpret_cast<void*>(0)));
}
class Date {
int year_, month_, day_;
public:
@@ -398,10 +410,12 @@ class Date {
}
};
TEST(FormatterTest, FormatCustomArg) {
TEST(FormatterTest, FormatCustom) {
EXPECT_EQ("a string", str(Format("{0}") << TestString("a string")));
std::string s = str(fmt::Format("The date is {0}") << Date(2012, 12, 9));
EXPECT_EQ("The date is 2012-12-9", s);
Date date(2012, 12, 9);
CheckUnknownTypes(date, "", "object");
}
TEST(FormatterTest, FormatStringFromSpeedTest) {